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SIGIR
2008
ACM
13 years 8 months ago
A unified and discriminative model for query refinement
This paper addresses the issue of query refinement, which involves reformulating ill-formed search queries in order to enhance relevance of search results. Query refinement typica...
Jiafeng Guo, Gu Xu, Hang Li, Xueqi Cheng
SIGMETRICS
2008
ACM
128views Hardware» more  SIGMETRICS 2008»
13 years 8 months ago
Loss-aware network coding for unicast wireless sessions: design, implementation, and performance evaluation
Local network coding is growing in prominence as a technique to facilitate greater capacity utilization in multi-hop wireless networks. A specific objective of such local network ...
Shravan K. Rayanchu, Sayandeep Sen, Jianming Wu, S...
SIGMETRICS
2008
ACM
150views Hardware» more  SIGMETRICS 2008»
13 years 8 months ago
Performance of random medium access control, an asymptotic approach
Random Medium-Access-Control (MAC) algorithms have played an increasingly important role in the development of wired and wireless Local Area Networks (LANs) and yet the performanc...
Charles Bordenave, David McDonald, Alexandre Prout...
AI
2005
Springer
13 years 8 months ago
MaxSolver: An efficient exact algorithm for (weighted) maximum satisfiability
Maximum Boolean satisfiability (max-SAT) is the optimization counterpart of Boolean satisfiability (SAT), in which a variable assignment is sought to satisfy the maximum number of...
Zhao Xing, Weixiong Zhang
ALIFE
2005
13 years 8 months ago
Material Representations: From the Genetic Code to the Evolution of Cellular Automata
We present a new definition of the concept of representation for cognitive science that is based on a study of the origin of structures that are used to store memory in evolving sy...
Luis Mateus Rocha, Wim Hordijk
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